chain smoker

英文解釋：

名詞 chain smoker:

1. a heavy smoker (usually of cigarettes) who lights one off of another
   同義詞：chain-smoker

相關句子：

1. From his appearance we may safely conclude that he is a chain smoker.
   從他的外表，我們可以有把握地斷定他煙抽得很兇。